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Douglas, Illinois Weather Forecast
Douglas, Illinois Weather
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Weather Forecast for Douglas, Illinois : Knox County
Issued: 6:36 pm CST Nov 28, 2025 Latitude: 40.7861488 Longitude: -90.0842843 View on Google Maps

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Tonight Saturday Sunday Monday Tuesday Wednesday Thursday Friday
100% chance of snow on Tonight 100% chance of snow on Saturday Partly Sunny on Sunday 50% chance of snow on Monday Partly Sunny on Tuesday Partly Sunny on Wednesday Mostly Sunny on Thursday Mostly Cloudy on Friday
Low: 24°F High: 33°F High: 27°F High: 22°F High: 24°F High: 33°F High: 21°F High: 30°F
Low: 21°F Low: 9 °F Low: 10°F Low: 15°F Low: 7°F Low: 6°F  
Snow Snow Partly Sunny Snow Partly Sunny Partly Sunny Mostly Sunny Mostly Cloudy
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Current Conditions at
GALESBURG - (KGBG)
28°
Cloudy
as of 7:15 PM CST
Rel. Humidity: 74%
Dew Point: 21°F
Visibility: 10 Miles
Flight Rule: VFR
Wind Data
Calm
Cloud Level(s): Solid Overcast at 8000ft
Current Conditions at
PEORIA - (KPIA)
27°
Partly Cloudy
as of 6:54 PM CST
Rel. Humidity: 53%
Dew Point: 12°F
Visibility: 10 Miles
Pressure: 30.37 in.
Flight Rule: VFR
Wind Data
Calm
Cloud Level(s): Scattered at 12000ft
Current Conditions at
MACOMB MUNICIPAL AIRPORT - (KMQB)
30°
Cloudy
as of 7:15 PM CST
Rel. Humidity: 58%
Dew Point: 18°F
Visibility: 10 Miles
Pressure: 30.38 in.
Flight Rule: VFR
Wind Data
5 MPH
120° Southeast
Cloud Level(s): Scattered at 7500ft, Solid Overcast at 8000ft
Current Conditions at
LACON/MARSHALL COUNTY - (KC75)
27°
Partly Cloudy
as of 7:15 PM CST
Rel. Humidity: 63%
Dew Point: 16°F
Visibility: 10 Miles
Pressure: 30.38 in.
Flight Rule: VFR
Wind Data
Calm
Cloud Level(s): Scattered at 12000ft
100% chance of snow Tonight Tonight... Snow, mainly after 2am. The snow could be heavy at times. Low around 24. Light southeast wind becoming east southeast 8 to 13 mph in the evening. Winds could gust as high as 25 mph. Chance of precipitation is 100%. Total nighttime snow accumulation of 2 to 4 inches possible.
100% chance of snow Saturday Saturday... Snow. The snow could be heavy at times. High near 33. South southeast wind 14 to 18 mph, with gusts as high as 31 mph. Chance of precipitation is 100%. New snow accumulation of 6 to 10 inches possible.
100% chance of rain & snow Saturday Night Saturday Night... Rain and snow, becoming all snow after 8pm. Low around 21. Blustery, with a south southeast wind 13 to 20 mph becoming west northwest after midnight. Winds could gust as high as 33 mph. Chance of precipitation is 100%. New snow accumulation of around an inch possible.
Partly Sunny on Sunday Sunday... Partly sunny, with a high near 27. West northwest wind 10 to 18 mph, with gusts as high as 32 mph.
Mostly Cloudy on Sunday Night Sunday Night... Mostly cloudy, with a low around 9. West northwest wind 5 to 8 mph becoming calm after midnight. Winds could gust as high as 17 mph.
50% chance of snow Monday Monday... A 50 percent chance of snow after noon. Cloudy, with a high near 22. Calm wind.
50% chance of snow Monday Night Monday Night... A 50 percent chance of snow before midnight. Mostly cloudy, with a low around 10. Calm wind.
Partly Sunny on Tuesday Tuesday... Partly sunny, with a high near 24.
Mostly Cloudy on Tuesday Night Tuesday Night... Mostly cloudy, with a low around 15.
Partly Sunny on Wednesday Wednesday... Partly sunny, with a high near 33.
Mostly Cloudy on Wednesday Night Wednesday Night... Mostly cloudy, with a low around 7.
Mostly Sunny on Thursday Thursday... Mostly sunny, with a high near 21.
Mostly Cloudy on Thursday Night Thursday Night... Mostly cloudy, with a low around 6.
Mostly Cloudy on Friday Friday... Mostly cloudy, with a high near 30.
Current Radar Image


Sun Almanac for Douglas, Illinois
Sunrise: 07:03 AM
Sunset: 4:34 PM
Civil Sunrise:06:32 AM
Civil Sunset: 5:05 PM
Nautical Sunrise: 05:58 AM
Nautical Sunset: 5:38 PM
Astro Sunrise: 05:26 AM
Astro Sunset: 6:11 PM
Any use of the information on this page is at your own risk. This information should not be relied upon in life-threatening situations, potential financial loss situations or in lieu of any officially disseminated information. Visit the National Weather Service for official information.